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But the game was not without controversy as Auxerre fans threw tennis balls, toilet paper and tomatoes on to the pitch to force the players back inside the tunnel in the middle of the game.

Referee Said Ennjimi delayed the re-start by five minutes after halftime, and suspended the game again five minutes into the second half.

Police were then called into the Abbe Deschamps stadium and evacuated a section of the crowd as fans threw flares on to the field and the match was stopped for a third time on 70 minutes with the score still at 1-1.

When play resumed, Utaka notched again on 76 minutes to make sure of the title for the visitors, who had only needed a draw going into the game.

Second-placed Paris St Germain came from behind to beat Lorient 2-1 in a game which was also interrupted.

PSG fans threw flares on to the pitch when Lorient were leading 1-0 thanks to Kevin Monnet-Paquet's opener.

After play had been suspended for five minutes, the visitors won thanks to second-half efforts from Javier Pastore and Thiago Motta but it was not enough.

Hazard hat-trick

Seemingly Manchester-bound Eden Hazard notched a hat-trick as his farewell game for third-placed Lille ended in a 4-1 thrashing of Nancy.